Nuclear Fuel means any material which is capable of producing energy by a self-sustaining chain process of nuclear fission;
Spent nuclear fuel means fuel that has been permanently withdrawn from a nuclear reactor following irradiation, and has not been chemically separated into its constituent elements by reprocessing. Spent Nuclear Fuel includes the Special Nuclear Material, Byproduct Material, Source Material, Greater Than Class C Waste, and other radioactive materials associated with Nuclear Fuel assemblies.
Nuclear reactor means any apparatus designed or used to sustain nuclear fission in a self-supporting chain reaction or to contain a critical mass of fissionable material;
Fuel Gas means Gas used as fuel for the operation of the Transportation System.
Fuel oil means heavy distillates or residues from crude oil or blends of such materials intended for use as a fuel for the production of heat or power of a quality equivalent to the “American Society for Testing and Materials’ Specification for Number Four Fuel Oil (Designation D 396-69)”, or heavier.